51666520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{24371}}^1$

素因数の和:24435

約数の個数: 32

約数和(自身を含む): 118447920

約数和(自身を除く): 66781400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 24371, 48742, 97484, 121855, 194968, 243710, 487420, 974840, 1291663, 2583326, 5166652, 6458315, 10333304, 12916630, 25833260, 51666520]

約数ペア:

[(1, 51666520), (2, 25833260), (4, 12916630), (5, 10333304), (8, 6458315), (10, 5166652), (20, 2583326), (40, 1291663), (53, 974840), (106, 487420), (212, 243710), (265, 194968), (424, 121855), (530, 97484), (1060, 48742), (2120, 24371)]